1, naturally occurring glycolipids produced 2, function as a natural surfactant, emulsifier, foaming agent, fungicide, antibiot Rhamnolipids are naturally occurring glycolipids produced commercially by the Pseudomonas aeruginosa species of bacteria. There are both mono-rhamnolipids and di-rhamnolipids. Containing only carbon, hydrogen, and oxygen, they are a combination of one or two rhamnose ...